fix unexspected T-String in calendars index.php
fix unexspected T-String in calendars index.php

sharidas/core,jbicha/server,xx621998xx/server,Ardinis/server,pollopolea/core,xx621998xx/server,xx621998xx/server,Ardinis/server,phil-davis/core,IljaN/core,sharidas/core,IljaN/core,jbicha/server,pixelipo/server,Ardinis/server,cernbox/core,lrytz/core,andreas-p/nextcloud-server,owncloud/core,endsguy/server,endsguy/server,IljaN/core,nextcloud/server,bluelml/core,whitekiba/server,jbicha/server,bluelml/core,endsguy/server,cernbox/core,pollopolea/core,bluelml/core,endsguy/server,pmattern/server,xx621998xx/server,endsguy/server,michaelletzgus/nextcloud-server,pmattern/server,lrytz/core,sharidas/core,michaelletzgus/nextcloud-server,owncloud/core,pixelipo/server,cernbox/core,nextcloud/server,pollopolea/core,xx621998xx/server,pollopolea/core,jbicha/server,whitekiba/server,owncloud/core,Ardinis/server,lrytz/core,pixelipo/server,whitekiba/server,andreas-p/nextcloud-server,michaelletzgus/nextcloud-server,pmattern/server,pmattern/server,lrytz/core,owncloud/core,bluelml/core,nextcloud/server,pmattern/server,cernbox/core,andreas-p/nextcloud-server,andreas-p/nextcloud-server,nextcloud/server,pixelipo/server,lrytz/core,sharidas/core,whitekiba/server,pixelipo/server,michaelletzgus/nextcloud-server,Ardinis/server,bluelml/core,pollopolea/core,owncloud/core,cernbox/core,jbicha/server,whitekiba/server,sharidas/core,IljaN/core,andreas-p/nextcloud-server,IljaN/core